Seoul is a city of contrasts in which the ancient and the modern coexist in harmony. In one sense, it is a hi-tech 21st-century city awash with neon lights and the sights and sounds of a 24-hour metropolis, while at the same time, a city retaining the majesty and graceful ambience of ancient dynasties that once ruled over it. Like the river Han on which it sits, Seoul is constantly moving as it strides boldly into the future, yet simultaneously managing to keep one foot firmly entrenched in its historical past.

Visitors to Reykjavík are thrilled by the pure energy at the heart of Iceland’s capital city: be it from the boiling thermal springs, the natural green energy, or the lively cultural scene and fun-filled nightlife. The world’s northernmost capital is framed by the majestic Mount Esja, which keeps a watchful eye on the city, and the blue waters of Faxaflói Bay. On a sunny day, the mystical Snæfellsjökull glacier appears crystal-like on the western horizon, while mountainous moonscapes spread to the southeast.

Houston, the fourth-largest city in the U.S., is known for its iconic NASA center, the world-renowned Texas Medical Center, and its lively annual rodeo. But in recent years, the city has evolved into a must-visit destination for the savvy traveler. With a vibrant mix of cultures—no one ethnicity holds the majority—Houston boasts an eclectic blend of top-notch cuisine, world-class culture, exciting entertainment, and unbeatable shopping.

Alice Springs, or 'The Alice', lies in the heart of Australia and is unofficially considered the capital of the Outback. While it was once regarded as a 'dead heart' during colonial times because of the surrounding barren landscapes, today both residents and visitors recognise the physical and spiritual importance of Australia’s Centre. It is alive with Aboriginal traditions and sacred sites, a vibrant local art and culture, fascinating pioneering history and incredible landscapes.

The Cap-Vert Peninsula sticks out westward into the Atlantic Ocean, reaching from the Old World to the New, harbouring the westernmost city on the African mainland: Dakar. A city that represents Africa's development better than almost any other, Dakar boasts the comforts and luxuries of modern living, while firmly keeping a grasp on its history and traditions. The bustling markets of downtown are juxtaposed with the laid-back pace of Île de Gorée and the surrounding beaches, making a visit to Dakar a fascinating experience of contrasts.